| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a structure for mounting option members which prevents slip of memory of operation for retaining option members such as shelf boards to suitably mount the option members not to cause backlash or dropout: and to provide a cart device having the structure. <P>SOLUTION: This structure includes a retaining mechanism 23 the option members 4 of which are supported to be slidable in a cross direction T1 on the option member-supporting surfaces 21 of brackets 20, and which has projecting pieces 38, 39 integrally set up to the option members 4 and projecting backward along the cross direction T1 from the back end parts 4d of the option members 4, and fixing means 30, 31 for fixing the option members 4 to the brackets 20. <P>COPYRIGHT: (C)2013,JPO&INPIT |
